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authorjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-07-24 15:37:00 +0000
committerjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2011-07-24 15:37:00 +0000
commit3fb6c82409643f7783a701d9acadb926ba902433 (patch)
tree2f6835a30b6a0d735c908a31d4ad0819561a8f56
parente0f1f9a076a49a27c1ab2c7b25ae89641e3ab44d (diff)
From: George Kashperko <george@znau.edu.ua>
Issue map read after Write Buffer Load command to ensure chip is ready to receive data. Signed-off-by: George Kashperko <george@znau.edu.ua> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27760 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch18
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch b/target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
new file mode 100644
index 000000000..6166cd5db
--- /dev/null
+++ b/target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
@@ -0,0 +1,18 @@
+From: George Kashperko <george@znau.edu.ua>
+
+Issue map read after Write Buffer Load command to ensure chip is ready
+to receive data.
+Signed-off-by: George Kashperko <george@znau.edu.ua>
+---
+ drivers/mtd/chips/cfi_cmdset_0002.c | 1 +
+ 1 file changed, 1 insertion(+)
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -1412,6 +1412,7 @@ static int __xipram do_write_buffer(stru
+
+ /* Write Buffer Load */
+ map_write(map, CMD(0x25), cmd_adr);
++ (void) map_read(map, cmd_adr);
+
+ chip->state = FL_WRITING_TO_BUFFER;
+